

div, ul, li, span, ol {
  margin: 0;
  padding: 0;
}
.aside {
  width: 160px;
  position: fixed;
  left: 0;
  top: 44px;
  z-index: 2;
  ul {
    width: 100%;
  }
}
.header {
  width: 100%;
  height: 44px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: #17a2b8;
  color: #fff;
  // display: flex;
  // justify-content: space-between;
  z-index: 2;
}
.navbar-right {
  flex-direction: row;
}
.main {
  position: absolute;
  left: 160px;
  top: 44px;
  right: 0;
  height: 100%;
}

.list-group-item {
  width: 100%;
}